Electrical connection Liquiline CM442/CM444/CM448
20 Endress+Hauser
6 Electrical connection
The device is live!
Incorrect wiring can result in injury or fatality
‣ The electrical connection may only be established by an electrical technician.
‣ The electrical technician must have read and understood these Operating Instructions and
must follow the instructions they contain.
‣ Prior to beginning any wiring work, make sure voltage is not applied to any of the cables.
6.1 Connection conditions
6.1.1 Remote operation via HART (e.g. via HART modem and FieldCare)
a0015608
Fig. 20: HART via modem
1 Base-L, -H or -E device module: current output 1 with HART
2 HART modem for connecting to PC, e.g. FXA195
1)
3 HART handheld terminal
1) Switch set to "on" (substitutes the resistor)
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